Both the series - production model of the R8 and the R8 LMS have seen clear increases in power and performance compared with their predecessors. (motor-prime.com)
However, this engine was dropped from the series production model in 1973 in favor of a further evolution of the four - liter unit. (lambocars.com)
Is it a transparent roof or panoramic sunroof for production models. (team-bhp.com)